{"id":"CVE-2003-0653","aliases":["EUVD-2003-0647","GHSA-4j9j-jf29-v2fj"],"status":"published","title":"The OSI networking kernel (sys/netiso) in NetBSD 1.6.1 and earlier does not use a BSD-required ...","description":"The OSI networking kernel (sys/netiso) in NetBSD 1.6.1 and earlier does not use a BSD-required \"PKTHDR\" mbuf when sending certain error responses to the sender of an OSI packet, which allows remote attackers to cause a denial of service (kernel panic or crash) via certain OSI packets.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01272,"percentile":0.70046,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2003-08-05T04:00:00Z","modified":"2026-06-16T22:02:35Z","products":[{"vendor":"netbsd","product":"netbsd"}],"references":[{"url":"ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2003-010.txt.asc","tags":["vendor-advisory","x_refsource_NETBSD","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0653"},{"url":"https://github.com/advisories/GHSA-4j9j-jf29-v2fj"}],"sources":{"cve":[{"id":"CVE-2003-0653","description":"The OSI networking kernel (sys/netiso) in NetBSD 1.6.1 and earlier does not use a BSD-required \"PKTHDR\" mbuf when sending certain error responses to the sender of an OSI packet, which allows remote attackers to cause a denial of service (kernel panic or crash) via certain OSI packets.","status":"published","published":"2003-08-05T04:00:00Z","modified":"2024-09-16T23:41:06.95Z","updated_at":"2026-11-02T14:20:16.757505Z"}],"euvd":[{"id":"EUVD-2003-0647","description":"The OSI networking kernel (sys/netiso) in NetBSD 1.6.1 and earlier does not use a BSD-required \"PKTHDR\" mbuf when sending certain error responses to the sender of an OSI packet, which allows remote attackers to cause a denial of service (kernel panic or crash) via certain OSI packets.","status":"published","published":"2003-08-05T04:00:00Z","modified":"2024-09-16T23:41:06Z","updated_at":"2026-11-03T00:54:48.177577Z"}],"ghsa":[{"id":"GHSA-4j9j-jf29-v2fj","title":"The OSI networking kernel (sys/netiso) in NetBSD 1.6.1 and earlier does not use a BSD-required ...","description":"The OSI networking kernel (sys/netiso) in NetBSD 1.6.1 and earlier does not use a BSD-required \"PKTHDR\" mbuf when sending certain error responses to the sender of an OSI packet, which allows remote attackers to cause a denial of service (kernel panic or crash) via certain OSI packets.","status":"published","published":"2022-05-03T03:09:45Z","modified":"2023-02-01T05:01:06Z","updated_at":"2026-11-02T14:49:40.106969Z"}],"nvd":[{"id":"CVE-2003-0653","description":"The OSI networking kernel (sys/netiso) in NetBSD 1.6.1 and earlier does not use a BSD-required \"PKTHDR\" mbuf when sending certain error responses to the sender of an OSI packet, which allows remote attackers to cause a denial of service (kernel panic or crash) via certain OSI packets.","status":"published","published":"2003-08-27T04:00:00Z","modified":"2026-06-16T22:02:35.68Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:47.41445Z"}]}}